Addition
50+50
100
38-20
18
11x3
33
12÷3
4
10x10
100
27+30
57
58-39
19
39x20
780
450÷10
45
15+15
30
143+287
330
376-198
178
45x45
2025
133÷2
66 r1
30÷3
10
49+2098
2147
7654-1056
6598
15x47
705
855÷5
171
90-45
45
3876+6473
10349
9637-9531
106
500x100
50,000
2384÷4
596
300÷20
15